Information
Find a list of Portland floodplain maps. View flood insurance rate maps for Portland. Get flood hazard regulations and maps for Portland or search all flood maps on the Federal Emergency Management Agency (FEMA) website.
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City of Portland flood hazard maps
How to find if your property is in a floodplain
For more information, search all FEMA flood maps. Environmental Services also has floodplain map information. You can also view floodplain information on Portland Maps:
- Type in an address to begin your search.
- Select the Public Safety tab.
- Scroll down to the Hazard section to find out if a property is in or near a FEMA Special Flood Hazard Area (SFHA).